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Diffstat (limited to 'include/tools/simd.hxx')
-rw-r--r-- | include/tools/simd.hxx | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/include/tools/simd.hxx b/include/tools/simd.hxx new file mode 100644 index 000000000..bdfdb8928 --- /dev/null +++ b/include/tools/simd.hxx @@ -0,0 +1,30 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + */ + +#ifndef INCLUDED_TOOLS_SIMD_HXX +#define INCLUDED_TOOLS_SIMD_HXX + +namespace simd +{ +template <typename T, unsigned int N> inline bool isAligned(const T* pointer) +{ + return 0 == (uintptr_t(pointer) % N); +} + +template <typename T> inline T roundDown(T value, unsigned int multiple) +{ + return value & ~(multiple - 1); +} + +} // end namespace simd + +#endif // INCLUDED_TOOLS_SIMD_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |